Thursday, January 29, 2026
machine learning

How to make the first row in your spreadsheet or dataframe the header in...

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If you have imported a CSV file into your notebook and use Pandas to view the dataframe you might find that the header of...

How to setup a WordPress Google sitemap plugin

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I have quite a few Wordpress sites running Google XML Sitemaps. It works well and is pretty much hassle free. I've been running it...
tesla class variables

How to create Python class variables

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Python is an incredibly powerful language. Learning how to create Python class variables is part of developing an object-oriented programming method. Creating individual objects...

How to remove or delete /category/ from WordPress URL

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Sometimes you install a theme on Wordpress and end up with the annoying /category/ in your url. There are two ways to get ride...
r programming

R Programming: Example of how to write a function in R

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What is a function? A function allows you to create a program that has a set of instructions that you use repeatedly or contains...

How to import data into Python to run Machine Learning projects

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One of the most important aspects of running any machine learning program is the ability to pull in data from various sources and of...
histogram in r

Histogram in R: How to example using NFL QB data

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A histogram in R is very useful to use when you want to see more detail on all of the data within your data...
data science

Error: Cannot change working directory in R Studio

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I had initially set it to be setwd(“Users/myname/datascience”) make sure you have the initial / so it is this: setwd("/Users/charliecraine/datascience") another method is that under the Files...
r programming

Learn how to use lapply in R

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The lapply function in R applies a function to elements in a list or a vector and returns the results in a list. lapply(list,...
data science

Solved: Error: could not find function “cast”

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If you've been trying to cast in R and have run into the following error: Error: could not find function "cast" Then here is the solution....
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